Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 + 24 by rounding each number to the nearest 10: ______
- Estimate 48 − 24 by rounding each number to the nearest 10: ______
- Estimate 41 − 32 by rounding each number to the nearest 10: ______
- Estimate 43 + 21 by rounding each number to the nearest 10: ______
- Estimate 49 + 54 by rounding each number to the nearest 10: ______
- Estimate 73 + 48 by rounding each number to the nearest 10: ______
- Estimate 83 + 35 by rounding each number to the nearest 10: ______
- Estimate 71 + 59 by rounding each number to the nearest 10: ______
- Estimate 29 + 26 by rounding each number to the nearest 10: ______
- Estimate 53 − 43 by rounding each number to the nearest 10: ______
- Estimate 47 − 59 by rounding each number to the nearest 10: ______
- Estimate 52 + 68 by rounding each number to the nearest 10: ______
- Estimate 65 − 44 by rounding each number to the nearest 10: ______
- Estimate 53 + 37 by rounding each number to the nearest 10: ______
- Estimate 64 + 32 by rounding each number to the nearest 10: ______
- Estimate 62 − 66 by rounding each number to the nearest 10: ______
- Estimate 61 + 86 by rounding each number to the nearest 10: ______
- Estimate 84 − 27 by rounding each number to the nearest 10: ______
- Estimate 69 + 63 by rounding each number to the nearest 10: ______
- Estimate 88 − 78 by rounding each number to the nearest 10: ______