Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 − 39 by rounding each number to the nearest 10: ______
- Estimate 65 + 62 by rounding each number to the nearest 10: ______
- Estimate 51 + 36 by rounding each number to the nearest 10: ______
- Estimate 88 − 73 by rounding each number to the nearest 10: ______
- Estimate 77 + 56 by rounding each number to the nearest 10: ______
- Estimate 84 − 88 by rounding each number to the nearest 10: ______
- Estimate 70 + 84 by rounding each number to the nearest 10: ______
- Estimate 67 + 34 by rounding each number to the nearest 10: ______
- Estimate 65 − 60 by rounding each number to the nearest 10: ______
- Estimate 87 + 48 by rounding each number to the nearest 10: ______
- Estimate 70 + 39 by rounding each number to the nearest 10: ______
- Estimate 72 − 28 by rounding each number to the nearest 10: ______
- Estimate 87 + 42 by rounding each number to the nearest 10: ______
- Estimate 52 + 49 by rounding each number to the nearest 10: ______
- Estimate 27 + 57 by rounding each number to the nearest 10: ______
- Estimate 22 − 31 by rounding each number to the nearest 10: ______
- Estimate 52 − 88 by rounding each number to the nearest 10: ______
- Estimate 22 + 87 by rounding each number to the nearest 10: ______
- Estimate 38 − 72 by rounding each number to the nearest 10: ______
- Estimate 37 + 34 by rounding each number to the nearest 10: ______