1st Grade Counting to 120 Test Solutions and Scoring (PDF)

1st Grade math test solutions: Counting to 120 – Maths PDF


This numbers to 120 test answers for 1st Grade covers counting to 120 (Common Core 1.NBT.A.1), with a free PDF to print.

Numbers to 120 test answers (1st Grade) – first page of the printable PDF

This answer key lists each correct answer and shows how to give the points. The total is 20. Read the scoring notes for partly right answers and give credit fairly.

Grade 1 · Common Core State Standards: 1.NBT.A.1

Numbers to 120 test answers: worked solutions

Question 1 – Number chart [2 pts]

The row is 71, 72, 73, 74, 75, 76, 77, 78, 79, 80.

71727374757677787980
The missing numbers are shaded.

\(74\) and \(79\)

Scoring: 1 point for each missing number.

Question 2 – Count on [2 pts]

57, 58, 59, 60.

\(57, 58, 59, 60\)

Scoring: 2 points for all four. 1 point for three right in order.

Question 3 – Words to numerals [3 pts]

  1. \(41\)
  2. \(98\)
  3. \(115\)

Scoring: 1 point for each correct numeral.

Question 4 – Numerals to words [2 pts]

  1. twenty-nine
  2. one hundred ten

Scoring: 1 point for each correct word. Allow small spelling slips.

Question 5 – One more, one less [3 pts]

  1. \(90\)
  2. \(99\)
  3. \(120\)

Scoring: 1 point for each correct number.

Question 6 – Number line [3 pts]

The ticks go 96, 97, 98, box, 100, 101, 102, box, 104, 105, 106.

96979899100101102103104105106
Complete number line from 96 to 106.
  1. \(99\)
  2. \(103\)
  3. \(101\)

Scoring: 1 point for each correct number.

Question 7 – Count the cubes [3 pts]

  1. Rods: 10, 20, 30, 40. Then singles: 41, 42, 43, 44, 45, 46, 47. The answer is \(47\).
  2. 47, then 48, 49, 50. The new number is \(50\).
Five rods make 50 cubes.

Scoring: 2 points for 47 (1 point if it is off by one). 1 point for 50.

Question 8 – Library shelf [2 pts]

107, 108, 109.

\(107, 108, 109\)

Scoring: 2 points for all three. 1 point for two right in order.

Total score

Total

20 points

Key facts behind this numbers to 120 test answers

Key facts
  • You can start counting at any number, not only at 1.
  • Each row of a number chart has ten numbers; a row ends in 0.
  • After 99 comes 100 (one hundred); 120 is one hundred twenty.
  • Numbers in the same column of the chart end with the same digit.
  • A tall rod shows ten cubes, so count rods first and singles after.

How to use this numbers to 120 test answers

Score your test with the point values shown for each question. Then read the worked solution of every question where you lost points and note the method to review.

All Grade 1 chapters: Grade 1 math.

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