Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 78 + 76 by rounding each number to the nearest 10: ______
- Estimate 32 − 56 by rounding each number to the nearest 10: ______
- Estimate 83 + 60 by rounding each number to the nearest 10: ______
- Estimate 39 + 24 by rounding each number to the nearest 10: ______
- Estimate 52 + 33 by rounding each number to the nearest 10: ______
- Estimate 48 + 61 by rounding each number to the nearest 10: ______
- Estimate 26 + 69 by rounding each number to the nearest 10: ______
- Estimate 27 + 56 by rounding each number to the nearest 10: ______
- Estimate 42 − 26 by rounding each number to the nearest 10: ______
- Estimate 86 + 62 by rounding each number to the nearest 10: ______
- Estimate 35 + 58 by rounding each number to the nearest 10: ______
- Estimate 40 − 23 by rounding each number to the nearest 10: ______
- Estimate 79 + 32 by rounding each number to the nearest 10: ______
- Estimate 53 + 72 by rounding each number to the nearest 10: ______
- Estimate 33 − 87 by rounding each number to the nearest 10: ______
- Estimate 26 − 54 by rounding each number to the nearest 10: ______
- Estimate 79 − 71 by rounding each number to the nearest 10: ______
- Estimate 31 + 39 by rounding each number to the nearest 10: ______
- Estimate 78 − 54 by rounding each number to the nearest 10: ______
- Estimate 83 − 81 by rounding each number to the nearest 10: ______