Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 70 − 78 by rounding each number to the nearest 10: ______
- Estimate 89 + 55 by rounding each number to the nearest 10: ______
- Estimate 79 + 46 by rounding each number to the nearest 10: ______
- Estimate 55 + 71 by rounding each number to the nearest 10: ______
- Estimate 34 − 62 by rounding each number to the nearest 10: ______
- Estimate 22 + 42 by rounding each number to the nearest 10: ______
- Estimate 88 − 79 by rounding each number to the nearest 10: ______
- Estimate 48 + 69 by rounding each number to the nearest 10: ______
- Estimate 72 − 41 by rounding each number to the nearest 10: ______
- Estimate 79 + 47 by rounding each number to the nearest 10: ______
- Estimate 80 − 54 by rounding each number to the nearest 10: ______
- Estimate 79 − 74 by rounding each number to the nearest 10: ______
- Estimate 31 + 49 by rounding each number to the nearest 10: ______
- Estimate 56 + 65 by rounding each number to the nearest 10: ______
- Estimate 28 − 52 by rounding each number to the nearest 10: ______
- Estimate 42 − 70 by rounding each number to the nearest 10: ______
- Estimate 43 + 28 by rounding each number to the nearest 10: ______
- Estimate 44 + 75 by rounding each number to the nearest 10: ______
- Estimate 88 − 54 by rounding each number to the nearest 10: ______
- Estimate 27 − 22 by rounding each number to the nearest 10: ______