Math Drills
1 Carry
F-1Fill in the Blank (2-Digit + 2-Digit)

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What this worksheet covers
- Topic
- 2-Digit Addition
- Worksheet
- 1 Carry
From here an overflow occurs in one column or the other, the ones or the tens. Writing that overflow as a small 1 above the next column and folding it into the sum there is repeated in four formats: the column layout, calculation done in the head, the boxed items and the word problems.
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When the ones come to more than ten, the whole two-digit result gets written into the ones column. A two-digit figure standing where a single digit belongs gives it away. Worked in the head, the tens are added first and the place where the carried 1 belongs is lost.
The way of writing has not changed since No Carrying, and only one extra move, passing the overflow up a column, has been added. In 2 Carries that same move happens a second time, in the tens.
- 2-Digit + 2-Digit (Fill in the Blank)24 questions
Questions & answers
Problems and answers on this worksheet
These are the problems in “2-Digit Addition”, shown with their answers.
(1)81+□=142
Answer: 61
(2)□+94=164
Answer: 70
(3)□+66=109
Answer: 43
(4)68+□=93
Answer: 25
(5)□+24=72
Answer: 48
(6)50+□=149
Answer: 99
(7)□+48=119
Answer: 71
(8)□+56=129
Answer: 73
(9)50+□=112
Answer: 62
(10)□+70=164
Answer: 94
(11)□+77=128
Answer: 51
(12)□+65=115
Answer: 50
(13)□+78=91
Answer: 13
(14)84+□=177
Answer: 93
(15)□+73=103
Answer: 30
(16)86+□=176
Answer: 90
(17)□+64=115
Answer: 51
(18)□+37=117
Answer: 80
(19)□+25=94
Answer: 69
(20)□+56=75
Answer: 19
(21)□+29=98
Answer: 69
(22)18+□=66
Answer: 48
(23)□+74=108
Answer: 34
(24)□+97=109
Answer: 12





















