Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 41 + 80 by rounding each number to the nearest 10: ______
- Estimate 26 − 57 by rounding each number to the nearest 10: ______
- Estimate 44 + 40 by rounding each number to the nearest 10: ______
- Estimate 42 + 43 by rounding each number to the nearest 10: ______
- Estimate 49 + 29 by rounding each number to the nearest 10: ______
- Estimate 61 + 70 by rounding each number to the nearest 10: ______
- Estimate 74 + 53 by rounding each number to the nearest 10: ______
- Estimate 31 − 83 by rounding each number to the nearest 10: ______
- Estimate 35 + 47 by rounding each number to the nearest 10: ______
- Estimate 62 − 83 by rounding each number to the nearest 10: ______
- Estimate 36 + 22 by rounding each number to the nearest 10: ______
- Estimate 39 − 27 by rounding each number to the nearest 10: ______
- Estimate 87 + 37 by rounding each number to the nearest 10: ______
- Estimate 86 + 30 by rounding each number to the nearest 10: ______
- Estimate 28 − 81 by rounding each number to the nearest 10: ______
- Estimate 78 + 76 by rounding each number to the nearest 10: ______
- Estimate 35 − 26 by rounding each number to the nearest 10: ______
- Estimate 41 + 86 by rounding each number to the nearest 10: ______
- Estimate 35 + 38 by rounding each number to the nearest 10: ______
- Estimate 59 − 68 by rounding each number to the nearest 10: ______