Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 + 61 by rounding each number to the nearest 10: ______
- Estimate 79 + 59 by rounding each number to the nearest 10: ______
- Estimate 49 − 30 by rounding each number to the nearest 10: ______
- Estimate 63 − 26 by rounding each number to the nearest 10: ______
- Estimate 49 − 68 by rounding each number to the nearest 10: ______
- Estimate 36 − 35 by rounding each number to the nearest 10: ______
- Estimate 36 − 40 by rounding each number to the nearest 10: ______
- Estimate 59 − 70 by rounding each number to the nearest 10: ______
- Estimate 84 + 64 by rounding each number to the nearest 10: ______
- Estimate 27 − 33 by rounding each number to the nearest 10: ______
- Estimate 65 + 88 by rounding each number to the nearest 10: ______
- Estimate 35 − 43 by rounding each number to the nearest 10: ______
- Estimate 65 + 43 by rounding each number to the nearest 10: ______
- Estimate 86 − 34 by rounding each number to the nearest 10: ______
- Estimate 44 − 63 by rounding each number to the nearest 10: ______
- Estimate 41 + 69 by rounding each number to the nearest 10: ______
- Estimate 65 + 88 by rounding each number to the nearest 10: ______
- Estimate 59 − 42 by rounding each number to the nearest 10: ______
- Estimate 54 + 41 by rounding each number to the nearest 10: ______
- Estimate 21 + 41 by rounding each number to the nearest 10: ______