Add tens to a two-digit number
1st grade (Year 2 in England) · 16 questions · Common Core: 1.NBT.C.4 · England: Y1 Addition and subtraction, Y2 Addition and subtraction
Name
Date
Score/ 16
Question 1
18 + __ = 98
Answer
Question 2
Count on in tens: start at 39 and add 50.
Answer
Question 3
24 + 50 = ?
Answer
Question 4
65 + __ = 75
Answer
Question 5
Count on in tens: start at 29 and add 70.
Answer
Question 6
67 + 30 = ?
Answer
Question 7
68 + __ = 88
Answer
Question 8
Count on in tens: start at 57 and add 30.
Answer
Question 9
23 + 20 = ?
Answer
Question 10
34 + __ = 84
Answer
Question 11
Count on in tens: start at 34 and add 20.
Answer
Question 12
46 + 10 = ?
Answer
Question 13
17 + __ = 97
Answer
Question 14
Count on in tens: start at 18 and add 40.
Answer
Question 15
47 + 50 = ?
Answer
Question 16
63 + __ = 73
Answer
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