Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 − 31 by rounding each number to the nearest 10: ______
- Estimate 70 + 52 by rounding each number to the nearest 10: ______
- Estimate 65 + 33 by rounding each number to the nearest 10: ______
- Estimate 43 − 52 by rounding each number to the nearest 10: ______
- Estimate 88 + 89 by rounding each number to the nearest 10: ______
- Estimate 29 + 50 by rounding each number to the nearest 10: ______
- Estimate 26 − 64 by rounding each number to the nearest 10: ______
- Estimate 35 − 41 by rounding each number to the nearest 10: ______
- Estimate 83 + 71 by rounding each number to the nearest 10: ______
- Estimate 76 + 79 by rounding each number to the nearest 10: ______
- Estimate 75 − 62 by rounding each number to the nearest 10: ______
- Estimate 75 − 82 by rounding each number to the nearest 10: ______
- Estimate 34 + 45 by rounding each number to the nearest 10: ______
- Estimate 64 − 62 by rounding each number to the nearest 10: ______
- Estimate 27 − 28 by rounding each number to the nearest 10: ______
- Estimate 48 + 26 by rounding each number to the nearest 10: ______
- Estimate 52 − 64 by rounding each number to the nearest 10: ______
- Estimate 45 − 39 by rounding each number to the nearest 10: ______
- Estimate 68 − 86 by rounding each number to the nearest 10: ______
- Estimate 21 − 48 by rounding each number to the nearest 10: ______