Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 84 − 61 by rounding each number to the nearest 10: ______
- Estimate 74 + 84 by rounding each number to the nearest 10: ______
- Estimate 28 − 69 by rounding each number to the nearest 10: ______
- Estimate 77 − 37 by rounding each number to the nearest 10: ______
- Estimate 32 − 37 by rounding each number to the nearest 10: ______
- Estimate 35 + 55 by rounding each number to the nearest 10: ______
- Estimate 40 + 61 by rounding each number to the nearest 10: ______
- Estimate 67 − 27 by rounding each number to the nearest 10: ______
- Estimate 31 + 83 by rounding each number to the nearest 10: ______
- Estimate 63 + 23 by rounding each number to the nearest 10: ______
- Estimate 75 + 47 by rounding each number to the nearest 10: ______
- Estimate 40 + 38 by rounding each number to the nearest 10: ______
- Estimate 48 − 73 by rounding each number to the nearest 10: ______
- Estimate 87 − 83 by rounding each number to the nearest 10: ______
- Estimate 49 + 86 by rounding each number to the nearest 10: ______
- Estimate 27 − 21 by rounding each number to the nearest 10: ______
- Estimate 73 − 24 by rounding each number to the nearest 10: ______
- Estimate 46 + 54 by rounding each number to the nearest 10: ______
- Estimate 78 − 77 by rounding each number to the nearest 10: ______
- Estimate 36 − 29 by rounding each number to the nearest 10: ______