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Students practice adding 10s and 1s within 100. Two versions of 5 different worksheets are included to practice adding by 10s and 1s. One version provides scaffolding and one is more challenging. The addends and sums are identical, just the differentiation is different.
Students practice adding by place value by adding in parts in these worksheets.
Some of the sums of the ones' places are greater than 10, but all total sums are within 100.
Answer Key included.