Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 − 63 by rounding each number to the nearest 10: ______
- Estimate 38 − 29 by rounding each number to the nearest 10: ______
- Estimate 41 − 87 by rounding each number to the nearest 10: ______
- Estimate 89 − 84 by rounding each number to the nearest 10: ______
- Estimate 32 + 28 by rounding each number to the nearest 10: ______
- Estimate 75 + 33 by rounding each number to the nearest 10: ______
- Estimate 23 − 32 by rounding each number to the nearest 10: ______
- Estimate 70 − 69 by rounding each number to the nearest 10: ______
- Estimate 56 − 86 by rounding each number to the nearest 10: ______
- Estimate 72 + 70 by rounding each number to the nearest 10: ______
- Estimate 89 − 83 by rounding each number to the nearest 10: ______
- Estimate 26 + 48 by rounding each number to the nearest 10: ______
- Estimate 40 − 44 by rounding each number to the nearest 10: ______
- Estimate 54 − 52 by rounding each number to the nearest 10: ______
- Estimate 81 + 33 by rounding each number to the nearest 10: ______
- Estimate 66 + 44 by rounding each number to the nearest 10: ______
- Estimate 81 + 25 by rounding each number to the nearest 10: ______
- Estimate 78 − 59 by rounding each number to the nearest 10: ______
- Estimate 78 + 70 by rounding each number to the nearest 10: ______
- Estimate 59 − 88 by rounding each number to the nearest 10: ______