Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 69 + 28 by rounding each number to the nearest 10: ______
- Estimate 36 + 89 by rounding each number to the nearest 10: ______
- Estimate 31 − 57 by rounding each number to the nearest 10: ______
- Estimate 73 − 74 by rounding each number to the nearest 10: ______
- Estimate 57 − 68 by rounding each number to the nearest 10: ______
- Estimate 69 + 59 by rounding each number to the nearest 10: ______
- Estimate 85 + 21 by rounding each number to the nearest 10: ______
- Estimate 88 + 66 by rounding each number to the nearest 10: ______
- Estimate 44 − 44 by rounding each number to the nearest 10: ______
- Estimate 79 + 62 by rounding each number to the nearest 10: ______
- Estimate 38 − 70 by rounding each number to the nearest 10: ______
- Estimate 87 + 73 by rounding each number to the nearest 10: ______
- Estimate 68 + 87 by rounding each number to the nearest 10: ______
- Estimate 64 + 83 by rounding each number to the nearest 10: ______
- Estimate 24 − 29 by rounding each number to the nearest 10: ______
- Estimate 64 − 21 by rounding each number to the nearest 10: ______
- Estimate 21 − 86 by rounding each number to the nearest 10: ______
- Estimate 41 − 38 by rounding each number to the nearest 10: ______
- Estimate 69 + 83 by rounding each number to the nearest 10: ______
- Estimate 51 − 48 by rounding each number to the nearest 10: ______