Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 70 + 50 by rounding each number to the nearest 10: ______
- Estimate 75 − 24 by rounding each number to the nearest 10: ______
- Estimate 37 + 66 by rounding each number to the nearest 10: ______
- Estimate 72 + 25 by rounding each number to the nearest 10: ______
- Estimate 32 − 51 by rounding each number to the nearest 10: ______
- Estimate 30 + 34 by rounding each number to the nearest 10: ______
- Estimate 79 − 80 by rounding each number to the nearest 10: ______
- Estimate 81 − 79 by rounding each number to the nearest 10: ______
- Estimate 54 − 83 by rounding each number to the nearest 10: ______
- Estimate 38 − 63 by rounding each number to the nearest 10: ______
- Estimate 64 − 86 by rounding each number to the nearest 10: ______
- Estimate 77 + 35 by rounding each number to the nearest 10: ______
- Estimate 28 + 25 by rounding each number to the nearest 10: ______
- Estimate 61 + 63 by rounding each number to the nearest 10: ______
- Estimate 22 + 69 by rounding each number to the nearest 10: ______
- Estimate 49 + 23 by rounding each number to the nearest 10: ______
- Estimate 68 − 26 by rounding each number to the nearest 10: ______
- Estimate 27 − 30 by rounding each number to the nearest 10: ______
- Estimate 55 − 74 by rounding each number to the nearest 10: ______
- Estimate 52 + 69 by rounding each number to the nearest 10: ______