Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 − 36 by rounding each number to the nearest 10: ______
- Estimate 78 − 42 by rounding each number to the nearest 10: ______
- Estimate 55 − 33 by rounding each number to the nearest 10: ______
- Estimate 88 − 78 by rounding each number to the nearest 10: ______
- Estimate 41 + 28 by rounding each number to the nearest 10: ______
- Estimate 54 − 67 by rounding each number to the nearest 10: ______
- Estimate 59 + 47 by rounding each number to the nearest 10: ______
- Estimate 77 + 40 by rounding each number to the nearest 10: ______
- Estimate 30 + 80 by rounding each number to the nearest 10: ______
- Estimate 64 − 55 by rounding each number to the nearest 10: ______
- Estimate 39 − 89 by rounding each number to the nearest 10: ______
- Estimate 61 + 73 by rounding each number to the nearest 10: ______
- Estimate 55 − 79 by rounding each number to the nearest 10: ______
- Estimate 52 − 77 by rounding each number to the nearest 10: ______
- Estimate 66 − 29 by rounding each number to the nearest 10: ______
- Estimate 69 − 67 by rounding each number to the nearest 10: ______
- Estimate 44 + 78 by rounding each number to the nearest 10: ______
- Estimate 33 − 28 by rounding each number to the nearest 10: ______
- Estimate 68 + 80 by rounding each number to the nearest 10: ______
- Estimate 27 − 62 by rounding each number to the nearest 10: ______