1st Grade Counting and Numbers to 20 Test Solutions and Scoring (PDF)
This numbers to 20 test answers for 1st Grade covers counting and numbers to 20 (Common Core 1.NBT.A.1), with a free PDF to print.
This answer key shows each answer and how to give the points. Total score is 20. Count a partly right answer fairly and give the points listed in each scoring note.
Grade 1 · Common Core State Standards: 1.NBT.A.1
Numbers to 20 test answers: worked solutions
Question 1 – Count the counters [2 pts]
One full frame is 10. The second frame has 4. Ten and four is 14.
\(14\)
Scoring: 2 points for 14. 1 point if the child counted 10 and 4 but made one counting slip.
Question 2 – Words and numerals [3 pts]
- \(7\)
- Fifteen is ten and five more: \(15\)
- \(20\)
Scoring: 1 point for each correct numeral.
Question 3 – One more, one less [2 pts]
- \(10\)
- \(15\)
Scoring: 1 point for each correct number.
Question 4 – Number line [3 pts]
The ticks read 8, 9, 10, then box, 12, 13, 14, then box, 16, 17, 18.
- \(11\)
- \(15\)
- \(13\)
Scoring: 1 point for each correct number.
Question 5 – Count on [2 pts]
12, then 13, 14, 15, 16.
\(13, 14, 15, 16\)
Scoring: 2 points for all four numbers. 1 point for three correct numbers in order.
Question 6 – Count back [2 pts]
Counting back: 19, 18, 17, 16, 15.
\(17\) and \(15\)
Scoring: 1 point for each missing number.
Question 7 – Fill the frame [3 pts]
- \(7\)
- There are 3 empty boxes, so \(3\) more.
- 7 and 3 more make \(10\).
\(10\)
Scoring: 1 point for each part.
Question 8 – Marble story [3 pts]
- One more than 18 is \(19\).
- One less than 19 is \(18\).
- He started with \(18\) marbles.
Scoring: 1 point for each part.
Total score
20 points
Key facts behind this numbers to 20 test answers
- Touch each object once and say one number for each touch.
- The last number you say tells how many objects there are.
- A full ten frame holds 10 counters; a second frame shows 11 to 20.
- One more is the next number; one less is the number before.
- A numeral such as 14 is the written symbol for fourteen.
How to use this numbers to 20 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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