Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 − 27 by rounding each number to the nearest 10: ______
- Estimate 71 + 38 by rounding each number to the nearest 10: ______
- Estimate 63 + 78 by rounding each number to the nearest 10: ______
- Estimate 36 − 86 by rounding each number to the nearest 10: ______
- Estimate 61 − 84 by rounding each number to the nearest 10: ______
- Estimate 29 − 63 by rounding each number to the nearest 10: ______
- Estimate 44 + 69 by rounding each number to the nearest 10: ______
- Estimate 54 + 26 by rounding each number to the nearest 10: ______
- Estimate 42 − 81 by rounding each number to the nearest 10: ______
- Estimate 34 + 42 by rounding each number to the nearest 10: ______
- Estimate 84 + 82 by rounding each number to the nearest 10: ______
- Estimate 26 − 29 by rounding each number to the nearest 10: ______
- Estimate 87 − 71 by rounding each number to the nearest 10: ______
- Estimate 87 + 43 by rounding each number to the nearest 10: ______
- Estimate 84 − 80 by rounding each number to the nearest 10: ______
- Estimate 68 − 78 by rounding each number to the nearest 10: ______
- Estimate 71 − 83 by rounding each number to the nearest 10: ______
- Estimate 32 + 80 by rounding each number to the nearest 10: ______
- Estimate 52 − 72 by rounding each number to the nearest 10: ______
- Estimate 39 − 63 by rounding each number to the nearest 10: ______