Tens and ones
Grade 1 · Level 3 · Sheet 1the answers
Free from tutor.in4me.app · 1.NBT.B.2, 1.NBT.B.3 · Five minutes a day online, and the difficulty follows your child.
- 1.Answer:
How many ones are in 76?
76 - 2.Answer:
How many tens are in 64?
64 - 3.Answer:
How many ones are in 55?
55 - 4.Answer:
How many tens are in 30?
30 - 5.Answer:
How many tens are in 42?
42 - 6.Answer:
How many tens are in 74?
74 - 7.Answer:
How many tens are in 65?
65 - 8.Answer:
How many tens are in 83?
83 - 9.Answer:
How many tens are in 18?
18 - 10.Answer:
How many ones are in 77?
77 - 11.Answer:
How many ones are in 34?
34 - 12.Answer:
How many ones are in 71?
71
Show the answer key
- 1.6
- 2.6
- 3.5
- 4.3
- 5.4
- 6.7
- 7.6
- 8.8
- 9.1
- 10.7
- 11.4
- 12.1
Answer key · Tens and ones · Level 3 · Sheet 1
- 1.6
- 2.6
- 3.5
- 4.3
- 5.4
- 6.7
- 7.6
- 8.8
- 9.1
- 10.7
- 11.4
- 12.1
The mistakes behind most wrong answers
A wrong answer in tens and ones is rarely random. These are the ones that come up most often, each on a real problem — worth knowing before you mark a sheet, because the fix for each is different.
How many ones are in 73?
73The answer is 3. A child who answers 4 probably counted one too many or too few.
How many tens are in 20?
20The answer is 2. A child who answers 0 probably mixed up two similar numbers.
How many ones are in 39?
39The answer is 9. A child who answers 39 probably started counting from the wrong number.
9 tens and 3 ones make what number?
?The answer is 93. A child who answers 12 probably lost track of the ten.
In the app, every wrong answer is matched against mistakes like these, and the weekly email tells you which one your child keeps making — in those words, not as a percentage.