About This Lesson
Lessons include: Recognize place value in seven-digit numbers; Write numbers up to 10 million in digits and words; Order numbers up to 10 million; Round seven-digit numbers to the required degree of accuracy; Add or subtract a multiple of 1,000,000; Add large numbers mentally (including mental regrouping); Subtract large numbers mentally (including mental regrouping); Solve missing number problems for addition using mental methods; Solve missing number problems for subtraction using mental methods
